$ git clone -n https://src.fedoraproject.org/rpms/R-oskeyring.git /var/lib/mock/f38-build-side-42-init-devel-1003655-29369/root/chroot_tmpdir/scmroot/R-oskeyring
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1003655-29369/root/chroot_tmpdir/scmroot/R-oskeyring'...
$ git fetch origin 56186a75e92f0decc5044cb7e12eb1389de7d53e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-oskeyring
 * [new ref]         56186a75e92f0decc5044cb7e12eb1389de7d53e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 56186a7 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild