$ git clone -n https://src.fedoraproject.org/rpms/Agda-stdlib.git /var/lib/mock/f39-build-1580098-38055/root/chroot_tmpdir/scmroot/Agda-stdlib
Cloning into '/var/lib/mock/f39-build-1580098-38055/root/chroot_tmpdir/scmroot/Agda-stdlib'...
$ git fetch origin ed3cf90519ab9b4519eaa08b23aa56e0424f3765:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/Agda-stdlib
 * [new ref]         ed3cf90519ab9b4519eaa08b23aa56e0424f3765 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ed3cf90 https://github.com/agda/agda-stdlib/blob/v1.7.2/CHANGELOG.md