$ git clone -n https://src.fedoraproject.org/rpms/java-17-openjdk-portable.git /var/lib/mock/f38-build-side-42-init-devel-1385040-30706/root/chroot_tmpdir/scmroot/java-17-openjdk-portable
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1385040-30706/root/chroot_tmpdir/scmroot/java-17-openjdk-portable'...
$ git fetch origin 860f685b4f20073a2b61c364a394bc81b9aacdbb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/java-17-openjdk-portable
 * [new ref]         860f685b4f20073a2b61c364a394bc81b9aacdbb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 860f685 Update to jdk-17.0.8.0+7