the arm64v8/alpine:edge on dockerhub is pretty old, build ten month ago, and point to wrong repository v3.7 instead of edge
and recently alpine apk-tools switch to build against openssl 1.1 instead of libressl,
alpinelinux/aports@6243784#diff-3dad9b391d9ecf82900174ff96903b26
which make the edge tag image can't upgrade to latest package:
ERROR: libcrypto1.1-1.1.1-r5: trying to overwrite etc/ssl/openssl.cnf owned by libressl2.6-libcrypto-2.6.5-r0