$ git clone -n https://src.fedoraproject.org/rpms/rubygem-serialport.git /var/lib/mock/f41-build-819887-151958/root/chroot_tmpdir/scmroot/rubygem-serialport
Cloning into '/var/lib/mock/f41-build-819887-151958/root/chroot_tmpdir/scmroot/rubygem-serialport'...
$ git fetch origin 59edd007c2228f33942c9a317c3349c1f25d8469:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rubygem-serialport
 * [new ref]         59edd007c2228f33942c9a317c3349c1f25d8469 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 59edd00 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild