$ git clone -n https://src.fedoraproject.org/rpms/perl-Authen-Captcha.git /var/lib/mock/f39-build-1437327-32130/root/chroot_tmpdir/scmroot/perl-Authen-Captcha
Cloning into '/var/lib/mock/f39-build-1437327-32130/root/chroot_tmpdir/scmroot/perl-Authen-Captcha'...
$ git fetch origin 76740d94b2de545b32e5884c827ad6f18bef6c52:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Authen-Captcha
 * [new ref]         76740d94b2de545b32e5884c827ad6f18bef6c52 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 76740d9 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild