$ git clone -n https://src.fedoraproject.org/rpms/virt-bootstrap.git /var/lib/mock/f39-build-1695094-41162/root/chroot_tmpdir/scmroot/virt-bootstrap
Cloning into '/var/lib/mock/f39-build-1695094-41162/root/chroot_tmpdir/scmroot/virt-bootstrap'...
$ git fetch origin 92cd0d20768111c342b66c7b7e93c99c174b03e3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/virt-bootstrap
 * [new ref]         92cd0d20768111c342b66c7b7e93c99c174b03e3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 92cd0d2 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild