$ git clone -n https://src.fedoraproject.org/rpms/golang-github-jba-printsrc.git /var/lib/mock/f42-build-3403742-45135/root/chroot_tmpdir/scmroot/golang-github-jba-printsrc
Cloning into '/var/lib/mock/f42-build-3403742-45135/root/chroot_tmpdir/scmroot/golang-github-jba-printsrc'...
$ git fetch origin 817ecf8c52f3b8ae9dad2c55318b6face04f6bc4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-jba-printsrc
 * [new ref]         817ecf8c52f3b8ae9dad2c55318b6face04f6bc4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 817ecf8 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild